Home / 18,521.39-27,783.76-6,038.18

Finding the Fourth Proportional to 18,521.39, 27,783.76 and 6,038.18

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Solution

The fourth proportional to 18,521.39, 27,783.76 and 6,038.18 is: 9,057.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.39 : 27,783.76 = 6,038.18 : x
  2. Step 2: Convert to fraction form
    18,521.39/27,783.76 = 6,038.18/x
  3. Step 3: Cross multiply
    18,521.39x = 27,783.76 × 6,038.18
  4. Step 4: Simplify right side
    18,521.39x = 167,763,343.96
  5. Step 5: Solve for x
    x = 167,763,343.96/18,521.39
  6. Step 6: Final answer
    x = 9,057.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.